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What Is An OnActivate Event In A DelphiVCL.Application?

What Is An OnActivate Event In A DelphiVCL.Application?

The OnActivate or DelphiVCL.Application.OnActivate event occurs when an application becomes active.

Write an OnActivate event handler to perform special processing when the application becomes active.

When does an application become active?

An application becomes active when it is initially run or when focus moves from another Windows application back to any window of the application.

Note: You can also use the TApplicationEvents component to respond to this event, which lets you assign an event handler from the IDE.

What are the details of the OnActivate event?

Let’s take a look at all of DelphiVCL.Application.OnActivate properties and methods:

See the responses in our Windows command prompt:

0dir-9933630

You can also read short information about the DelphiVCL.Application.OnActivate using the print() command:

See the responses in our Windows command prompt:

0print-3375478

 

Check out DelphiVCL which easily allows you to build GUIs for Windows using Python.

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